Rehabbed Celebrities

From 1996 to 2001, the "Iron Man" star publicly struggled with drugs including cocaine, crack and heroin -- and the law, even spending time in jail. As he continued to destroy his career, he famously told a judge in 1999 that, "It's like I've got a shotgun in my mouth with my finger on the trigger, and I like the taste of the gun metal." Downey, 48, got clean once and for all 10 years ago after an intervention led to his last rehab visit and, he told Rolling Stone in 2010, after he got "the best shrink in America."